BY JAMES G. NEEDHAM 
ELEMENTARY LESSONS ON INSECTS 
A HANDBOOK OF THE DRAGONFLIES 
OF NORTH AMERICA 
LEAF-MINING INSECTS 
(NEEDHAM, FROST AND TOTHILL) 
NATURAL HISTORY OF THE FARM 
LIFE OF INLAND WATERWAYS 
(NEEDHAM AND LLOYD) 
ELEMENTARY LESSONS IN ZOOLOGY 
GENERAL BIOLOGY 
OUT-DOOR STUDIES 
GUIDE TO THE STUDY OF FRESH 
WATER BIOLOGY 
